Add 12/50 and 28/18, Solve 12/50 + 1 10/18 as a fraction

Add 12/50 and 28/18

1^st number: 12/50, 2^nd number: 1 10/18

12/50 + 28/18 is 404/225.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 50 × 9 = 450,
12/50 = 12 × 9/50 × 9 = 108/450
Likewise, for the 2nd fraction, since 18 × 25 = 450,
28/18 = 28 × 25/18 × 25 = 700/450
Add the two like fractions:
108/450 + 700/450 = 108 + 700/450 = 808/450
808/450 simplified gives 404/225
So, 12/50 + 28/18 = 404/225
In mixed form: 1179/225

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad